End-tidal carbon monoxide monitor filter



FIG. 1 is a front perspective view of an end-tidal carbon monoxide monitor filter showing our new design;

FIG. 2 is a front elevational view of the filter as seen from the left side of FIG. 1;

FIG. 3 is a rear elevational view as seen from the rear of FIG. 1;

FIG. 4 is a side elevational view as seen from the rear of FIG. 1;

FIG. 5 is a bottom plan view of the filter unit of FIG. 4; and,

FIG. 6 is a front perspective view of a second embodiment of an end-tidal carbon monoxide monitor filter showing our new design. 

The ornamental design for a an end tidal carbon monoxide monitor filter, as shown and described. 